Probe for measuring periodontal pocket depth
US5897509A · kind A · utility
34Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 23, 1997 |
| Grant date | Apr 27, 1999 |
| Priority date | — |
| Expiry date | Jun 23, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/24
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A probe for measuring a depth of a periodontal pocket includes an emitting device for emitting, from a position at a distance from the periodontal pocket, a light beam toward the periodontal pocket, a receiving device for receiving, at a position at another distance from the periodontal pocket, the light beam after being reflected on a bottom of the periodontal pocket, and an analyzing device for displaying the depth of the periodontal pocket after a calculation thereof on the basis of an analysis of the light beam received at the receiving device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.